Bathtub



FIG. 1 is an elevational view taken from one side of a bathtub showing my new design, the opposite side being a mirror image of the side shown;

FIG. 2 is a top plan view thereof;

FIG. 3 is an elevational view taken from one end thereof;

FIG. 4 is an elevational view taken from the end opposite that shown in FIG. 3;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a cross-sectional view taken on line 6--6 of FIG. 2; and

FIG. 7 is a cross-sectional view taken on line 7--7 of FIG. 2. 

The ornamental design for a bathtub, as shown and described. 